vrobbins1215 vrobbins1215

03-02-2016
Mathematics

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If the probability of picking a red marble out of a bag is 0.4 and the probability of choosing a green marble out of the same bag is 0.25 what is the probability of randomly choosing a red or green marble out of the bag with one pick

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JessicaGrayce JessicaGrayce

03-02-2016

So...
p of red=0.4
p of green=0.25

You are looking for the p of red or green
when we have an "or" we add probability so....
.4+.25=0.65

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st3phan10stephie st3phan10stephie

03-02-2016

0.65 because if you do the math p= and then w=

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